Here are some more tips to ensure a successful sleeper system installation: Sleepers must be at least 1-1/2 inches in both height and width. The solid surface must be flat and level; no floating systems allowed. Gravel, sand, dirt, and concrete pavers are NOT suitable materials upon which to install the sleepers and decking.
Building Floating Deck over ground and Concrete slab. I have an ugly as heck concret slab out the back of the house. It's 15 years old and just too small to BBQ + guests.
5. Drill holes through each counterbore and into the concrete for tap-in masonry anchors. 6. Attach trim boards to concrete with masonry anchors; tap in anchors with hammer, then finish with a nail set 7. Use a drill and ½-inch-diameter plug cutter to cut plugs from PVC trim. 8.
Rake the ground so it is flat and level, and tamp it well with your feet or with a hand tamp tool. If desired, lay down landscape fabric over the soil and add a layer of gravel to prevent weed growth under the deck. Arrange 21 concrete deck blocks in a rectangle, creating seven rows of three blocks each.
The next weekend we began to lay the top decking boards. These composite boards are heavy and extremely flexible, so be sure to have help when moving these around. Your deck boards will lay the opposite direction over your support beams for added support. And again, using the 16′ materials we simply laid on the entire board and screwed them down.
Products Case. How to Build a Deck Over a Concrete Patio | The Family Handyman. Is your old concrete patio an eyesore? You can avoid the cost and mess of tearing it out by just screwing down wood sleepers and decking over it.
Or even if I can build over the slab without making the deck too high to open the back down and step out on. I would really appreciate some expertise. I've seen some posts about using deck blocks for floating decks but I'm really stumped how to go over an existing slab and transition onto ground and keep the deck reasonably level (with enough slope for water runoff).
DIY Floating Deck | PART 3 ... How To Install Composite Decking - Duration: 8:27. ... Decking over Concrete Slab- Quick DIY - Duration: 2:39.